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KR0130578B1 - 유압 파이롯트 밸브 장치 - Google Patents

유압 파이롯트 밸브 장치

Info

Publication number
KR0130578B1
KR0130578B1 KR1019890702197A KR890702197A KR0130578B1 KR 0130578 B1 KR0130578 B1 KR 0130578B1 KR 1019890702197 A KR1019890702197 A KR 1019890702197A KR 890702197 A KR890702197 A KR 890702197A KR 0130578 B1 KR0130578 B1 KR 0130578B1
Authority
KR
South Korea
Prior art keywords
valve
piston
valve body
damper
pistons
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
KR1019890702197A
Other languages
English (en)
Korean (ko)
Other versions
KR900700812A (ko
Inventor
수유지 호리
준 마루야마
Original Assignee
가타다 데츄야
가부시기 가이샤 고마쯔 세이샤쿠쇼
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 가타다 데츄야, 가부시기 가이샤 고마쯔 세이샤쿠쇼 filed Critical 가타다 데츄야
Publication of KR900700812A publication Critical patent/KR900700812A/ko
Application granted granted Critical
Publication of KR0130578B1 publication Critical patent/KR0130578B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/44—Mechanical actuating means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
    • F15B13/0422—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with manually-operated pilot valves, e.g. joysticks
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87056—With selective motion for plural valve actuator
    • Y10T137/87064—Oppositely movable cam surfaces
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87169—Supply and exhaust
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87169—Supply and exhaust
    • Y10T137/87233—Biased exhaust valve

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanically-Actuated Valves (AREA)
KR1019890702197A 1988-03-31 1989-11-27 유압 파이롯트 밸브 장치 Expired - Fee Related KR0130578B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP63076298A JPH07103942B2 (ja) 1988-03-31 1988-03-31 油圧パイロットバルブ装置
JP63-76298 1988-03-31
PCT/JP1989/000339 WO1989009360A1 (fr) 1988-03-31 1989-03-31 Soupape pilote hydraulique

Publications (2)

Publication Number Publication Date
KR900700812A KR900700812A (ko) 1990-08-17
KR0130578B1 true KR0130578B1 (ko) 1998-04-10

Family

ID=13601458

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890702197A Expired - Fee Related KR0130578B1 (ko) 1988-03-31 1989-11-27 유압 파이롯트 밸브 장치

Country Status (6)

Country Link
US (1) US5251660A (fr)
EP (1) EP0364603B1 (fr)
JP (1) JPH07103942B2 (fr)
KR (1) KR0130578B1 (fr)
DE (1) DE68906851T2 (fr)
WO (1) WO1989009360A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101301107B1 (ko) * 2012-04-12 2013-08-27 주식회사 프로텍 압전 펌프

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3927674A1 (de) * 1989-08-22 1991-02-28 Merck Patent Gmbh Matrix - fluessigkristallanzeige
WO1994009278A1 (fr) * 1992-10-09 1994-04-28 Kabushiki Kaisha Komatsu Seisakusho Soupape pilote hydraulique
JP3503756B2 (ja) * 1993-09-28 2004-03-08 株式会社小松製作所 油圧パイロット弁のダンパ装置
DE4418524C2 (de) * 1994-05-27 1996-07-25 Rexroth Mannesmann Gmbh Vorgesteuertes 3-Wege-Druckminderventil
JP2786401B2 (ja) * 1994-11-10 1998-08-13 川崎重工業株式会社 油圧操作弁
US5653420A (en) * 1995-11-13 1997-08-05 Ingersoll-Rand Company Locking control valve handle
JP3337121B2 (ja) * 1997-05-22 2002-10-21 川崎重工業株式会社 パイロット弁
US6478572B1 (en) * 2000-07-06 2002-11-12 Husky Injection Molding Systems, Ltd. Energy efficient extruder drive
FR2854668B1 (fr) * 2003-05-05 2006-07-07 Rexroth Sa Distributeur de fluide sous pression a guide double
FR2857705B1 (fr) * 2003-07-18 2005-09-30 Bosch Rexroth Dsi Sas Dispositif distributeur de fluide sous pression a regulation inversee
FR2866678B1 (fr) * 2004-03-04 2006-06-09 Bosch Rexroth Dsi Sas Distributeur de fluide sous pression a guide double
ITPR20050062A1 (it) * 2005-10-20 2006-01-19 Walvoil Spa Servocomando idraulico con sistema di smorzamento delle oscillazioni.
KR101361019B1 (ko) * 2007-04-17 2014-02-10 와르보일 에스피에이 진동 완충 시스템을 구비한 유압식 조타 조절 장치
JP4315220B2 (ja) * 2007-06-29 2009-08-19 株式会社デンソー バルブ装置
CN101303088B (zh) * 2008-06-10 2011-01-19 浙江苏强格液压有限公司 手先导阀
CN101328983B (zh) * 2008-07-01 2012-02-22 浙江苏强格液压股份有限公司 变量手先导阀
CN101328982B (zh) * 2008-07-01 2011-12-28 浙江苏强格液压股份有限公司 脚先导阀
CN101319729B (zh) * 2008-07-02 2012-02-15 浙江苏强格液压股份有限公司 变量脚先导阀
FR2938309B1 (fr) * 2008-11-12 2010-10-29 Bosch Rexroth Dsi Sas Dispositif de regulation de pression, notamment du type telecommande hydraulique
JP5238739B2 (ja) * 2010-02-26 2013-07-17 川崎重工業株式会社 操作装置
KR200475019Y1 (ko) * 2013-01-10 2014-11-17 이튼인더스트리즈 유한회사 댐핑기능을 갖는 조이스틱 파일럿밸브
CN203880194U (zh) * 2014-04-18 2014-10-15 天津华宁电子有限公司 一种矿用手自一体式电磁先导阀
KR102374906B1 (ko) * 2021-08-20 2022-03-16 주식회사 영동테크 유압 파일럿 밸브

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2376978A1 (fr) * 1977-01-06 1978-08-04 Rexroth Sigma Perfectionnements aux dispositifs distributeurs de fluide, notamment pour telecommande hydraulique
JPS54100225U (fr) * 1977-12-27 1979-07-14
JPS5939379U (ja) * 1982-09-08 1984-03-13 日立建機株式会社 減圧弁型パイロツト弁

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101301107B1 (ko) * 2012-04-12 2013-08-27 주식회사 프로텍 압전 펌프

Also Published As

Publication number Publication date
JPH01250687A (ja) 1989-10-05
EP0364603A4 (fr) 1990-07-03
KR900700812A (ko) 1990-08-17
WO1989009360A1 (fr) 1989-10-05
DE68906851T2 (de) 1994-01-13
EP0364603B1 (fr) 1993-06-02
EP0364603A1 (fr) 1990-04-25
JPH07103942B2 (ja) 1995-11-08
DE68906851D1 (de) 1993-07-08
US5251660A (en) 1993-10-12

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